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Sazykinaite-(Y)

A valid IMA mineral species
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About Sazykinaite-(Y)Hide

08496530016093793102320.jpg
Ludmila B. Sazykin
Formula:
Na5YZr[SiO3]6 · 6H2O
Colour:
Light green to yellow
Lustre:
Vitreous
Hardness:
5
Specific Gravity:
2.67
Crystal System:
Trigonal
Member of:
Name:
Named in honor of Ludmila Borisovna Sazykina (Людмила Борисовна Сазыкина) (b. 27 June 1934, Leningrad, USSR), Russian mineralogist and artist of the Kola peninsula, Murmanskaja Oblast', Russia.
This page provides mineralogical data about Sazykinaite-(Y).


Unique IdentifiersHide

Mindat ID:
3547
Long-form identifier:
mindat:1:1:3547:3
GUID
(UUID V4):
07da0a30-bacf-4ec4-b01b-5f30179a2bfd

IMA Classification of Sazykinaite-(Y)Hide

Classification of Sazykinaite-(Y)Hide

9.DM.10

9 : SILICATES (Germanates)
D : Inosilicates
M : Inosilicates with 6-periodic single chains
59.2.3.3

59 : CYCLOSILICATES Three-Membered Rings
2 : Three-Membered Rings, hydrated

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
Szn-YIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of Sazykinaite-(Y)Hide

Vitreous
Transparency:
Transparent, Translucent
Colour:
Light green to yellow
Streak:
White
Hardness:
Tenacity:
Fragile
Cleavage:
Imperfect/Fair
imperfect cleavage {0112}
Density:
2.67(5) g/cm3 (Measured)    2.74 g/cm3 (Calculated)

Optical Data of Sazykinaite-(Y)Hide

Type:
Uniaxial (-)
RI values:
nω = 1.585 nε = 1.578
Max Birefringence:
δ = 0.007
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemistry of Sazykinaite-(Y)Hide

Mindat Formula:
Na5YZr[SiO3]6 · 6H2O

Crystallography of Sazykinaite-(Y)Hide

Crystal System:
Trigonal
Class (H-M):
3 2 - Trapezohedral
Space Group:
R3 2
Cell Parameters:
a = 10.825(5) Å, c = 15.809(4) Å
Ratio:
a:c = 1 : 1.46
Unit Cell V:
1,604.32 ų (Calculated from Unit Cell)
Z:
3

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0014193Sazykinaite-(Y)Rastsvetaeva R K, Khomyakov A P (1992) Crystal structure of a rare earth analog of hilairite Kristallografiya 37 1561-156319920293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.03 Å(32)
5.40 Å(63)
3.236 Å(84)
3.127 Å(88)
3.030 Å(100)
2.708 Å(19)
2.018 Å(18)
1.805 Å(21)
Comments:
Koashva Mountain, Kola Peninsula, Russia. The data are from the type description.

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 4b: Highly evolved igneous rocks>3.0
35 : Ultra-alkali and agpaitic igneous rocks

Type Occurrence of Sazykinaite-(Y)Hide

General Appearance of Type Material:
Forms intergrowths with labuntsovite. Occurs typically as rhombohedral crystals up to 0.5-2 mm across.
Place of Conservation of Type Material:
Type material is at the Fersman Mineralogical Museum, Moscow, and the Museum of the Gorny Institute, Saint Petersburg, Russia.
Associated Minerals at Type Locality:
Reference:
Khomyakov, A.P., Nechelyustov, G.N. & Rastvetaeva, R.K. (1993): Sazykinaite-(Y), Na5YZrSi6O18·6H2O – a new mineral. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva 122(5), 76-82 (in Russian with English abstract).

Synonyms of Sazykinaite-(Y)Hide

Other Language Names for Sazykinaite-(Y)Hide

Relationship of Sazykinaite-(Y) to other SpeciesHide

Member of:
Other Members of this group:
CalciohilairiteCaZr[SiO3]3 · 3H2OTrig. 3 2 : R3 2
HilairiteNa2Zr[SiO3]3 · 3H2OTrig. 3 2 : R3 2
KomkoviteBaZr[Si3O9] · 3H2OTrig. 3 2 : R3 2
Pyatenkoite-(Y)Na5YTi[SiO3]6 · 6H2OTrig. 3 2 : R3 2

Common AssociatesHide

Associated Minerals Based on Photo Data:
6 photos of Sazykinaite-(Y) associated with KostyleviteK2Zr(Si3O9) · H2O
5 photos of Sazykinaite-(Y) associated with AegirineNaFe3+Si2O6
3 photos of Sazykinaite-(Y) associated with SitinakiteKNa2Ti4(SiO4)2O5(OH) · 4H2O
3 photos of Sazykinaite-(Y) associated with AlbiteNa(AlSi3O8)
3 photos of Sazykinaite-(Y) associated with Lemmleinite-KK2(Ti,Nb)2(Si4O12)(OH,O)2 · 4H2O
1 photo of Sazykinaite-(Y) associated with Rhabdophane-(Ce)Ce(PO4) · 0.6H2O
1 photo of Sazykinaite-(Y) associated with Lamprophyllite(Na,Mn2+)3(Sr,Na)2(Ti,Fe3+)3(Si2O7)2O2(OH,O,F)2
1 photo of Sazykinaite-(Y) associated with NatroliteNa2Al2Si3O10 · 2H2O

Related Minerals - Strunz-mindat GroupingHide

9.DM.Kesebolite-(Ce)CeCa2Mn(AsO4)(SiO3)3Mon. 2/m : P21/b
9.DM.05StokesiteCaSn[Si3O9] · 2H2OOrth. mmm (2/m 2/m 2/m) : Pnna
9.DM.10CalciohilairiteCaZr[SiO3]3 · 3H2OTrig. 3 2 : R3 2
9.DM.10HilairiteNa2Zr[SiO3]3 · 3H2OTrig. 3 2 : R3 2
9.DM.10KomkoviteBaZr[Si3O9] · 3H2OTrig. 3 2 : R3 2
9.DM.10Pyatenkoite-(Y)Na5YTi[SiO3]6 · 6H2OTrig. 3 2 : R3 2
9.DM.15GaidonnayiteNa2Zr(Si3O9) · 2H2OOrth. mmm (2/m 2/m 2/m) : Pmna
9.DM.15GeorgechaoiteNaKZr[Si3O9] · 2H2OOrth. mm2
9.DM.15PlumbogaidonnayitePbZrSi3O9 · 2H2OOrth. mm2
9.DM.20ChkaloviteNa2BeSi2O6Orth. mm2 : Fdd2
9.DM.25VlasoviteNa2ZrSi4O11Mon. 2/m : B2/b
9.DM.30RevditeNa16Si16O27(OH)26 · 28H2OMon. 2 : B2
9.DM.35ScheuchzeriteNa(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3Tric. 1 : P1
9.DM.40HydroterskiteNa2ZrSi6O12(OH)6Orth. mmm (2/m 2/m 2/m)
9.DM.40TerskiteNa4ZrSi6O16 · 2H2OOrth. mm2 : Pnc2

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Sazykinaite-(Y)Hide

References for Sazykinaite-(Y)Hide

Localities for Sazykinaite-(Y)Hide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
HORVÁTH et al. (2000)
Russia
 
  • Murmansk Oblast
    • Khibiny Massif
      • Koashva Mt
Arzamastsev et al. (2008)
Arzamastsev et al. (2008)
The Mineralogical Record: 27: 204. +4 other references
 
Mineral and/or Locality  
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